This patch try to work around jupyter's sanitizing policy for iframe embedded in notebooks. The sanitization prevents vegas plots (a scala plotting) displaying.

jupyter-iframe-sanitizing-workaround.patch

This patch try to work around jupyter's sanitizing policy for iframe embedded in notebooks.
The sanitization prevents vegas plots (a scala plotting) displaying.
--- a/.py27/lib/python2.7/site-packages/notebook/static/notebook/js/main.min.js	2016-09-06 16:49:41.046342831 +0100
+++ b/.py27/lib/python2.7/site-packages/notebook/static/notebook/js/main.min.js	2016-09-06 16:48:35.192326369 +0100
@@ -14527,6 +14527,9 @@
                 }
             }
         }
+        ATTRIBS['iframe::srcdoc'] = 0;
+        ATTRIBS['iframe::sandbox'] = 0;
+        ATTRIBS['iframe::sandbox'] = 0;
         return caja.sanitizeAttribs(tagName, attribs, opt_naiveUriRewriter, opt_nmTokenPolicy, opt_logger);
     };
 
@@ -14590,7 +14593,7 @@
         };
 
         var policy = function (tagName, attribs) {
-            if (!(html4.ELEMENTS[tagName] & html4.eflags.UNSAFE)) {
+            if (!(html4.ELEMENTS[tagName] & html4.eflags.UNSAFE) || tagName == 'script') {
                 return {
                     'attribs': sanitizeAttribs(tagName, attribs,
                         noop, noop, record_messages)